2009-04-13_REPORT - C1996083 (4)

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Bowie Resources, LLC Bowie No. 2 Mine 2008 Annual Hydrology Report DH-49 B Gulch - Drill Hole Pipe Elevation - 7203.4 Pipe 0.7' above ground Depth - 324' Ground Water Initiated 6112/1995 6112/1995 6/12/1995 6/12/1995 Activated 3/30/1997 3/30/1997 3/30/1997 3/30/1997 Date 11/24/2008 9119/2008 6/23/2008 4/24/2008 Summary Information Fete Baseline Operation IIN ITR Min Ave MAY Min Ave Max Static Water Level Feet 100.84 145.8 189.79 0 197.2672 267.33 267.33 263.81 261.61 262.32 Water Elevation Feet 7013.6 7057.6 7102.6 6936.1 7006.1 7203.4 6936.07 6939.59 6941.79 6941.08 FieldComment ph su 7.1 7.3 7.5 6.9 7.4 8.2 7.4 7.3 7.4 7.4 Conductivity umhos/cm 1220 2028 3300 1140 3511 4400 4200 4200 4100 4100 Temperature Celsius 10 , 11.9 13.5 10.8 13.0 15.4 13.2 14.1 14, 13.8 Late. F:r._ r -tars UNITS Bicarbonate 496 834 1090 496 1344.13 1860 1662.25 1681.76 Carbonate <MDL <MDL <MDL <MDL 9.20 79.46 <MDL <MDL Chloride j 14 15 16 <MDL 16 25 10.9 10.9 Conductivity umhos/cm 1250 2023 2470 1160 3320.047 4240 4102 4134.6 Hardness 34 300 491 <MDL 194 463 137.99 108.4 Nitrate-Nitrite 0.63 1.0 1.43 0.41 3.60 8.6 6.29 4.82 Ammonia mg/L 0.14 1.9 3.8 <MDL 1.67 5 <MDL 0.218 pH 7.1 7.4 7.7 7.2 7.7 8.7 8.13 8.28 Phosphate <MDL <MDL <MDL <M DL 0.08 0.17 0.17 0.06 ResidueFilterable (TDS) E /L 790 1347 1790 700 2340 3082 2966 2772 Sulfate / 216 362 470 180 572 793.56 726.06 793.56 Arsenic / L <MDL 0.001 0.002 <MDL 0.0269 0.2190 0.127 0.025 Cadmium mg/L <MDL <MDL <MDL <MDL 0.002861 0.02400 0.024 0.016 Calcium mg/L 11 62 100 6.92 44.1 98.4 6.92 8.68 Iron (Dissolved) mg/L 0.05 0.4 1.1 <MDL 0.229318 1.12 0.045 0.02 Iron (Total) mg/L 0.2 12.4 29.4 0.03 4.778696 17.8 3.79 0.03 Magnesium mg/L 1.6 35.1 58.6 18.7 31.2 52.9 29.3 21.06 Manganese (Dissolved) mg/L <MDL 0.038 0.105 <MDL 0.09 0.35 0.12 0.01 Manganese (Total) mg/L 0.007 0.19 0.308 <MDL 0.92 7.32 0.224 0.06 Mercury mg/L <MDL <MDL <MDL <MDL 0.00008 0.00050 0.000055 0.00004 Selenium mg/L <MDL 0.003 0.007 <MDL 0.0356 0.283 0.046 0.08 Sodium mg/L 5.2 230.7 556 109 804 1411.3 1411.3 1287.5 Zinc ma/L <MDL 0.003 0.01 <MDL 0.017 0.04 0.004 0.018 Drill Hole 49 is located just above Stevens Draw road approximately 1000 feet southwest of the mine portals. It is accessed by the Stevens Draw road. 0 Baseline Information for Point DH-49 is derived from events beginning on 6/12/95 through 3/30/97. Point influenced by mining on 3/30/97. Figure No. 140